1.
Where you breath in and out
2.
Often called the windwipe
3.
A large airway leading from windwipe
4.
Something that always you too breath
5.
Major muscle of respiratory system
7.
Allowes our cells to breath.
9.
Something that allowes us to go from high to low...
11.
Something at the end of bronchioles
12.
Blood vessels that exist through out your body
